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From: "Scott E. Blomquist" <sb@techsquare.com>
To: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: checksum error...
Date: Mon, 8 Apr 2019 11:48:03 -0400	[thread overview]
Message-ID: <23723.27955.359573.44839@techsquare.com> (raw)


Hi All,

The weekend btrfs scrub/balance came back with this following...

[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271471, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 62378, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 270894, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271453, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271449, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271435, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271432, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271421, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271411, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271401, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271391, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271345, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271253, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271163, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 271074, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS warning (device sdb1): checksum error at logical 274820497408 on dev /dev/sda1, sector 536758784, root 270983, inode 109421914, offset 491520, length 4096, links 1 (path: yyyy/yyyyy)
[Sun Apr  7 06:57:10 2019] BTRFS error (device sdb1): bdev /dev/sda1 errs: wr 0, rd 0, flush 0, corrupt 1, gen 0
[Sun Apr  7 06:57:10 2019] BTRFS error (device sdb1): unable to fixup (regular) error at logical 274820497408 on dev /dev/sda1

Here is what I have...

    root@cbmm-fsb:~# uname -a
    Linux cbmm-fsb 4.14.24-custom #1 SMP Mon Mar 5 10:10:39 EST 2018 x86_64 x86_64 x86_64 GNU/Linux
    
    root@cbmm-fsb:~# btrfs --version
    btrfs-progs v4.15.1
    
    root@cbmm-fsb:~# btrfs fi show
    Label: none  uuid: d83b1e28-db27-4035-8638-d4b2eb824ff2
           Total devices 2 FS bytes used 80.09TiB
           devid    1 size 76.40TiB used 62.49TiB path /dev/sda1
           devid    2 size 32.74TiB used 18.83TiB path /dev/sdb1
    
    root@cbmm-fsb:~# btrfs fi df /home/cbcl
    Data, single: total=79.80TiB, used=79.80TiB
    System, RAID1: total=32.00MiB, used=9.09MiB
    Metadata, RAID1: total=757.00GiB, used=281.34GiB
    Metadata, DUP: total=22.50GiB, used=19.27GiB
    GlobalReserve, single: total=512.00MiB, used=0.00B
    
sda and sdb are megaraid raid6 with BBU and both are optimal.

Any tips?  Thanks.

sb. Scott Blomquist


             reply	other threads:[~2019-04-08 16:21 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-08 15:48 Scott E. Blomquist [this message]
2019-04-08 16:29 ` checksum error Hugo Mills
2019-04-08 18:40   ` Scott E. Blomquist
2019-04-15 13:14 ` Patrik Lundquist

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